FIRMWARE DETAILS

watchOS 27.0 beta 5

Build: 24R5347aAug 10, 2026Delta OTA

Beta

View details

Filename: 428a6e5b6909453656045960f17a3f51cbd1a0829d91b36d1b94fb63775f8b9e.aea
File size: 2.42 GB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 44f4fe32c5ef64ef5eba18fde31dda3b41c7c9ad304cb967f1371c8afdbb889f
SHA-1: 45942432673687fb2d9d1421e1d6210eb65d69f6
Required starting builds: 23U5040d
Board restrictions: Not reported

OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.

Apple Watch Ultra 3 Watch7,12

Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 10:57 PM UTC
Record fingerprint: aa4a1e995dcd9f9109bd4e5e5547980c